JP5063411B2 - 移動局装置および送信電力制御方法 - Google Patents
移動局装置および送信電力制御方法 Download PDFInfo
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- JP5063411B2 JP5063411B2 JP2008046535A JP2008046535A JP5063411B2 JP 5063411 B2 JP5063411 B2 JP 5063411B2 JP 2008046535 A JP2008046535 A JP 2008046535A JP 2008046535 A JP2008046535 A JP 2008046535A JP 5063411 B2 JP5063411 B2 JP 5063411B2
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 121
- 238000000034 method Methods 0.000 title claims description 22
- 230000004044 response Effects 0.000 claims abstract description 34
- 230000007423 decrease Effects 0.000 abstract description 11
- 238000004891 communication Methods 0.000 description 22
- 238000010295 mobile communication Methods 0.000 description 16
- 238000001514 detection method Methods 0.000 description 10
- 238000012545 processing Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000008054 signal transmission Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000012790 confirmation Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
- H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
- H04L5/0082—Timing of allocation at predetermined intervals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/48—TPC being performed in particular situations during retransmission after error or non-acknowledgment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Description
Claims (5)
- 基地局装置に対し複数のサブキャリアを用いて無線信号を送信する移動局装置であって、
送信電力を前記複数のサブキャリアのそれぞれに割り当てる送信電力割当手段と、
前記基地局装置に対して接続要求信号を送信する接続要求送信手段と、
前記接続要求送信手段が前記接続要求信号を送信してから所定時間以内に前記基地局装置からの接続応答信号が受信されるか否かを検出する接続応答検出手段と、
前記所定時間以内に前記接続応答信号が受信されない場合に、前記基地局装置に対する無線信号の送信に用いる前記サブキャリアの数を減少させることによって、前記送信電力割当手段により各サブキャリアに割り当てられる送信電力を増加させ、前記接続要求送信手段に前記接続要求信号を再送させる送信制御手段と、
を含むことを特徴とする移動局装置。 - 請求項1に記載の移動局装置において、
前記サブキャリア当たりの送信電力は、所定の送信電力上限値を前記サブキャリアの数で除算して得られる、
ことを特徴とする移動局装置。 - 請求項1または2に記載の移動局装置において、
前記送信制御手段は、前記接続要求信号の再送回数をカウントする手段をさらに含み、前記接続要求信号の再送回数が所定回数に達した場合に、前記接続要求送信手段による前記接続要求信号の再送を制限する、
ことを特徴とする移動局装置。 - 請求項1から3のいずれかに記載の移動局装置において、
前記移動局装置は、前記基地局装置に対し直交周波数分割多重方式により無線信号を送信する、
ことを特徴とする移動局装置。 - 基地局装置に対し複数のサブキャリアを用いて無線信号を送信する移動局装置における送信電力制御方法であって、
送信電力を前記複数のサブキャリアのそれぞれに割り当てる送信電力割当ステップと、
前記基地局装置に対して接続要求信号を送信するステップと、
前記接続要求信号を送信してから所定時間以内に前記基地局装置からの接続応答信号が受信されるか否かを検出するステップと、
前記所定時間以内に前記接続応答信号が受信されない場合に、前記基地局装置に対する無線信号の送信に用いる前記サブキャリアの数を減少させることによって、前記送信電力割当ステップにおいて各サブキャリアに割り当てられる送信電力を増加させるステップと、
前記接続要求信号を再送するステップと、
を含むことを特徴とする送信電力制御方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008046535A JP5063411B2 (ja) | 2008-02-27 | 2008-02-27 | 移動局装置および送信電力制御方法 |
KR1020107019491A KR20100117642A (ko) | 2008-02-27 | 2009-02-25 | 이동국 장치 및 송신 전력 제어 방법 |
PCT/JP2009/053445 WO2009107676A1 (ja) | 2008-02-27 | 2009-02-25 | 移動局装置および送信電力制御方法 |
US12/919,749 US8208953B2 (en) | 2008-02-27 | 2009-02-25 | Mobile station apparatus and transmission power control method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008046535A JP5063411B2 (ja) | 2008-02-27 | 2008-02-27 | 移動局装置および送信電力制御方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009206782A JP2009206782A (ja) | 2009-09-10 |
JP5063411B2 true JP5063411B2 (ja) | 2012-10-31 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008046535A Expired - Fee Related JP5063411B2 (ja) | 2008-02-27 | 2008-02-27 | 移動局装置および送信電力制御方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8208953B2 (ja) |
JP (1) | JP5063411B2 (ja) |
KR (1) | KR20100117642A (ja) |
WO (1) | WO2009107676A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8588839B2 (en) * | 2009-12-16 | 2013-11-19 | Telefonaktiebolaget L M Ericsson (Publ) | Power loop control method and apparatus |
JP5471961B2 (ja) * | 2010-08-12 | 2014-04-16 | 富士通株式会社 | 無線端末および無線通信方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000134668A (ja) | 1998-10-27 | 2000-05-12 | Nec Corp | 移動通信システムにおける通信状態改善方法および移動通信システム |
JP3485860B2 (ja) | 2000-03-27 | 2004-01-13 | 松下電器産業株式会社 | 基地局装置及び無線通信方法 |
JP2004342084A (ja) * | 2003-04-24 | 2004-12-02 | Seiko Epson Corp | 自発的にステータス通知を行うサービス装置 |
US7366170B2 (en) * | 2003-09-25 | 2008-04-29 | Kabushiki Kaisha Toshiba | Communication connection method, authentication method, server computer, client computer and program |
JP4420329B2 (ja) | 2003-11-11 | 2010-02-24 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | 移動体通信端末及び送信電力制御方法 |
JP2005277570A (ja) | 2004-03-23 | 2005-10-06 | Fujitsu Ltd | 送信装置、受信装置、再送制御方法 |
KR20060038131A (ko) | 2004-10-29 | 2006-05-03 | 삼성전자주식회사 | Fh-ofdma 방식을 사용하는 통신 시스템에서상향링크 스케줄링 방법 |
JP4387937B2 (ja) * | 2004-12-13 | 2009-12-24 | 株式会社東芝 | 電話システムおよび交換システム |
WO2007007551A1 (ja) * | 2005-07-08 | 2007-01-18 | Sharp Kabushiki Kaisha | 通信装置、通信方法、通信プログラムおよびその記録媒体 |
JP4337056B2 (ja) * | 2005-09-12 | 2009-09-30 | ソニー株式会社 | 通信装置、通信状態検出方法及び通信状態検出プログラム |
JP4575265B2 (ja) | 2005-09-29 | 2010-11-04 | 株式会社東芝 | 無線通信装置 |
JP4633633B2 (ja) * | 2006-01-12 | 2011-02-16 | 富士通株式会社 | 通信電力制御方法、移動局及び基地局 |
JP4781824B2 (ja) * | 2006-01-18 | 2011-09-28 | 任天堂株式会社 | 通信システム、ならびにそれに用いられる通信プログラムおよび接続制御装置 |
TW200729825A (en) * | 2006-01-20 | 2007-08-01 | Hon Hai Prec Ind Co Ltd | Network device and connection setting method thereof |
JP4472654B2 (ja) * | 2006-03-29 | 2010-06-02 | Necアクセステクニカ株式会社 | 無線通信装置および無線通信方法 |
KR100770891B1 (ko) * | 2006-08-10 | 2007-10-26 | 삼성전자주식회사 | 휴대인터넷 기반의 위치 인식 시스템에서 제어국과 측위서버 간의 연동 방법 및 이를 위한 시스템 |
JP4680866B2 (ja) * | 2006-10-31 | 2011-05-11 | 株式会社日立製作所 | ゲートウェイ負荷分散機能を備えたパケット転送装置 |
US7881722B2 (en) * | 2007-04-02 | 2011-02-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Selection of an uplink carrier frequency corresponding to one of co-sited cells having different coverage areas and supporting different uplink data rates |
-
2008
- 2008-02-27 JP JP2008046535A patent/JP5063411B2/ja not_active Expired - Fee Related
-
2009
- 2009-02-25 KR KR1020107019491A patent/KR20100117642A/ko not_active Application Discontinuation
- 2009-02-25 US US12/919,749 patent/US8208953B2/en not_active Expired - Fee Related
- 2009-02-25 WO PCT/JP2009/053445 patent/WO2009107676A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US20100331038A1 (en) | 2010-12-30 |
WO2009107676A1 (ja) | 2009-09-03 |
KR20100117642A (ko) | 2010-11-03 |
JP2009206782A (ja) | 2009-09-10 |
US8208953B2 (en) | 2012-06-26 |
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